My best guess was it might have been playtest filler
Avacyn, Angel of Hope While Giada, Font of Hope usually take up the top spot for mono-white Angel Commanders these days, Avacyn would have a much better claim to the throne if it werent for her excessive cost, often requiring players to shell out $30 or more for a copy
It's a lot less complicated than it sounds, and just means that Wolverine needs to be defeated in one hit, be that with a spell or via combat damage
The most popular character from Fiora is Marchesa, who aggressively politicked (including murder) her way into becoming the queen of Fiora
Because of their lack of long-term sustain through ramp and card draw, as well as aggro strategies that don't lend themselves well to Commander's higher life total, red-white decks can really struggle
It can either be an instant speed kill spell earlier in the game or a way to buff up one of your creatures later